lib/compiler/index.js: Order default option values alphabetically

lib/compiler/index.js

@@ -47,12 +47,12 @@ var compiler = {
     objects.defaults(options, {
       allowedStartRules: [ast.rules[0].name],
       cache:             false,
-      trace:             false,
+      dependencies:      {},
+      exportVar:         null,
+      format:            "bare",
       optimize:          "speed",
       output:            "parser",
-      format:            "bare",
+      trace:             false
-      dependencies:      {},
-      exportVar:         null
     });
 
     for (stage in passes) {